微博编辑记录对比

查看微博编辑记录比对上下文修改
目前为 2023-09-04 提交的版本。查看最新版本。
换行
// ==UserScript==
// @name         微博编辑记录对比
// @version      1.0
// @match        https://weibo.com/*
// @namespace    weibo-diff
// @run-at       document-start
// @description  查看微博编辑记录比对上下文修改
// @author       C-racker
// @grant        unsafeWindow
// @require      https://cdn.bootcdn.net/ajax/libs/jsdiff/5.1.0/diff.min.js
// @license MIT
// ==/UserScript==

(function () {
	const originOpen = XMLHttpRequest.prototype.open;
	XMLHttpRequest.prototype.open = function (_, url) {
	  if (/\/ajax\/statuses\/editHistory/.test(url)) {
		const xhr = this;
		const getter = Object.getOwnPropertyDescriptor(
		  XMLHttpRequest.prototype,
		  "response"
		).get;
		Object.defineProperty(xhr, "responseText", {
		  get: () => {
			let result = getter.call(xhr);
			try {
			  const _res = JSON.parse(result);
			  const res = JSON.parse(result);
			  let text = "";
			  for (let i = _res.statuses.length - 1; i >= 0; i--) {
				if (i === 0 || !_res.statuses[i].cardid) {
				  break;
				}
				const diff = Diff.diffChars(
				  _res.statuses[i].text,
				  _res.statuses[i - 1].text
				);
				diff.forEach((part) => {
				  text += part.added
					? `<span style="color:green">${part.value}</span>`
					: part.removed
					? `<span style="color:red">${part.value}</span>`
					: part.value;
				});
				res.statuses[i - 1].text = text;
				text = "";
			  }
			  return JSON.stringify(res);
			} catch (e) {
			  return result;
			}
		  },
		});
	  }
	  originOpen.apply(this, arguments);
	};
  })();
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